CN101785344A - 用于减轻无线通信系统中的暂时性同步丢失的方法和装置 - Google Patents

用于减轻无线通信系统中的暂时性同步丢失的方法和装置 Download PDF

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Publication number
CN101785344A
CN101785344A CN200880103456A CN200880103456A CN101785344A CN 101785344 A CN101785344 A CN 101785344A CN 200880103456 A CN200880103456 A CN 200880103456A CN 200880103456 A CN200880103456 A CN 200880103456A CN 101785344 A CN101785344 A CN 101785344A
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CN
China
Prior art keywords
cellular cell
described cellular
switching
simultaneous operation
terminal
Prior art date
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Pending
Application number
CN200880103456A
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English (en)
Chinese (zh)
Inventor
A·格洛科夫
A·阿格拉沃尔
S·卡珀
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Qualcomm Inc
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Qualcomm Inc
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Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN101785344A publication Critical patent/CN101785344A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations synchronisation
    • H04B7/2693—Centralised synchronisation, i.e. using external universal time reference, e.g. by using a global positioning system [GPS] or by distributing time reference over the wireline network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/143—Downlink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN200880103456A 2007-08-23 2008-08-22 用于减轻无线通信系统中的暂时性同步丢失的方法和装置 Pending CN101785344A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US95751507P 2007-08-23 2007-08-23
US60/957,515 2007-08-23
US12/178,157 2008-07-23
US12/178,157 US9467958B2 (en) 2007-08-23 2008-07-23 Method and apparatus for mitigating temporary loss of synchronization in a wireless communication system
PCT/US2008/074095 WO2009026557A2 (fr) 2007-08-23 2008-08-22 Procédé et appareil pour atténuer la perte temporaire de synchronisation dans un système de communication sans fil

Publications (1)

Publication Number Publication Date
CN101785344A true CN101785344A (zh) 2010-07-21

Family

ID=40090345

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200880103456A Pending CN101785344A (zh) 2007-08-23 2008-08-22 用于减轻无线通信系统中的暂时性同步丢失的方法和装置

Country Status (12)

Country Link
US (1) US9467958B2 (fr)
EP (1) EP2198651A2 (fr)
JP (1) JP2010537583A (fr)
KR (1) KR20100056541A (fr)
CN (1) CN101785344A (fr)
AU (1) AU2008288790A1 (fr)
BR (1) BRPI0815697A2 (fr)
CA (1) CA2695013A1 (fr)
MX (1) MX2010002047A (fr)
RU (1) RU2010110810A (fr)
TW (1) TW200917730A (fr)
WO (1) WO2009026557A2 (fr)

Cited By (3)

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CN105474592A (zh) * 2013-07-15 2016-04-06 高通股份有限公司 用于数据加扰规程的系统和方法
CN108141277A (zh) * 2015-10-13 2018-06-08 高通股份有限公司 用于低地球轨道(leo)卫星系统中的卫星间切换的方法和装置
CN109804666A (zh) * 2016-10-07 2019-05-24 瑞典爱立信有限公司 在rach-less切换期间控制目标小区中的上行链路许可的有效时间

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KR20110102894A (ko) * 2008-12-03 2011-09-19 노오텔 네트웍스 리미티드 다중 리던던트 ｇｎｓｓ 동기화 시스템
US8625572B2 (en) * 2008-12-19 2014-01-07 Nokia Corporation Synchronization indication in networks
US8799909B1 (en) * 2008-12-23 2014-08-05 Juniper Networks, Inc. System and method for independent synchronous and asynchronous transaction requests
KR101321311B1 (ko) 2008-12-26 2013-10-28 샤프 가부시키가이샤 기지국 장치, 이동국 장치, 통신 시스템 및 통신 방법
EP2412196A1 (fr) * 2009-03-27 2012-02-01 Telefonaktiebolaget LM Ericsson (publ) Procédés et agencements pour permettre l'estimation d'une position d'un terminal mobile
DK2484039T3 (en) 2009-10-01 2018-10-22 Interdigital Patent Holdings Inc Uplink control data transfer
CN102083193B (zh) 2009-11-30 2016-09-28 中兴通讯股份有限公司 时分双工系统中网络节点的同步方法及系统
CN102812658B (zh) 2010-01-08 2015-12-16 交互数字专利控股公司 针对多个载波的信道状态信息传输的方法及设备
CN113472669B (zh) * 2016-03-18 2022-09-16 华为技术有限公司 更新时钟同步拓扑的方法、确定时钟同步路径的方法及设备
CN111989889B (zh) * 2018-04-04 2023-06-02 华为技术有限公司 通信方法及装置
JP7150041B2 (ja) * 2018-10-12 2022-10-07 京セラ株式会社 基地局、管理装置、及び方法

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US5353332A (en) * 1992-09-16 1994-10-04 Ericsson Ge Mobile Communications Inc. Method and apparatus for communication control in a radiotelephone system
SE0003748D0 (sv) 2000-10-13 2000-10-13 Ericsson Telefon Ab L M Methods and arrangements relating to a radio communication system
JP3802372B2 (ja) * 2001-05-16 2006-07-26 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム
AU2003202162B2 (en) * 2002-01-30 2006-07-06 Lg Electronics Inc. Method for scrambling packet data using variable slot length and apparatus thereof
JP4346996B2 (ja) 2003-08-29 2009-10-21 株式会社日立コミュニケーションテクノロジー 移動通信システム
WO2005067686A2 (fr) 2004-01-12 2005-07-28 Andrew Corporation Procede et appareil pour la synchronisation de serveurs de localisation sans fil
WO2006004300A1 (fr) 2004-03-31 2006-01-12 Sk Telecom Co., Ltd. Procede de transfert entre un reseau de communication asynchrone et un reseau de communication synchrone de terminaux mobiles de communication multimode et multibande et de terminaux mobiles de communication
US7715845B2 (en) * 2004-10-14 2010-05-11 Qualcomm Incorporated Tone hopping methods and apparatus
US20060292982A1 (en) 2005-06-24 2006-12-28 Lucent Technologies, Inc. Method for accomodating timing drift between base stations in a wireless communications system
US8313723B2 (en) 2005-08-25 2012-11-20 Nanocarbons Llc Activated carbon fibers, methods of their preparation, and devices comprising activated carbon fibers
KR100827064B1 (ko) 2006-01-18 2008-05-02 삼성전자주식회사 Ｏｆｄｍ 기반 셀룰러 무선통신시스템의 동기 신호 송신 방법 및 장치
US20070177605A1 (en) 2006-01-30 2007-08-02 Benco David S Method for utilizing a backup timing source when GPS becomes nonfunctional
US9088389B2 (en) * 2006-06-13 2015-07-21 Qualcomm Incorporated Reverse link pilot transmission for a wireless communication system
CN101405986B (zh) 2006-07-25 2012-05-23 韩国电子通信研究院 小区搜索方法、前向链路帧传送方法、利用其的设备和前向链路帧结构
US7826820B2 (en) * 2006-09-08 2010-11-02 Telefonaktiebolaget Lm Ericsson (Publ) Non-homogenous telecommunications base stations
US8416761B2 (en) * 2006-09-28 2013-04-09 Motorola Mobility Llc Mitigating synchronization loss
CN103188786B (zh) 2006-11-06 2017-04-12 高通股份有限公司 根据子带负荷进行发射功率控制的方法
US8457315B2 (en) * 2007-01-05 2013-06-04 Qualcomm Incorporated Pilot transmission in a wireless communication system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105474592A (zh) * 2013-07-15 2016-04-06 高通股份有限公司 用于数据加扰规程的系统和方法
CN108141277A (zh) * 2015-10-13 2018-06-08 高通股份有限公司 用于低地球轨道(leo)卫星系统中的卫星间切换的方法和装置
CN109804666A (zh) * 2016-10-07 2019-05-24 瑞典爱立信有限公司 在rach-less切换期间控制目标小区中的上行链路许可的有效时间

Also Published As

Publication number Publication date
WO2009026557A3 (fr) 2009-05-07
RU2010110810A (ru) 2011-09-27
BRPI0815697A2 (pt) 2015-02-18
US20090052430A1 (en) 2009-02-26
EP2198651A2 (fr) 2010-06-23
JP2010537583A (ja) 2010-12-02
US9467958B2 (en) 2016-10-11
TW200917730A (en) 2009-04-16
KR20100056541A (ko) 2010-05-27
CA2695013A1 (fr) 2009-02-26
WO2009026557A2 (fr) 2009-02-26
AU2008288790A1 (en) 2009-02-26
MX2010002047A (es) 2010-03-25

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